Life
fl.1492; Papal overseer of Lough Derg prior to its closure in 1492; described
as compiler of the Annals of Ulster (AU, 1497), in Franciscan
Donegal, ed. Fr. Terence ODonnell (Ros Nuala, 1952).

ReferencesDictionary of National Biography lists Cathal Macmaghnusa Maguire
(1439-1498), Irish historian; archd. of Clogher, 1483; collected a fine
library of MSS, and compiled The Historical Book of Ballmacmanus (Annals
of Ulster, 60-1498); acc. Paul Harris [q.v.], author of additions to Féilire
of Oengus and annotations to Register of Clogher.